Triple

T5196726
Position Surface form Disambiguated ID Type / Status
Subject Enfield, Maine E117292 entity
Predicate locatedInRegion P40 FINISHED
Object Penobscot River watershed E438434 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Penobscot River watershed | Statement: [Enfield, Maine, locatedInRegion, Penobscot River watershed]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Penobscot River watershed
Context triple: [Enfield, Maine, locatedInRegion, Penobscot River watershed]
  • A. Penobscot River watershed chosen
    The Penobscot River watershed is the extensive drainage basin in Maine that collects and channels water from numerous tributaries and landscapes into the Penobscot River system.
  • B. Kennebec River watershed
    The Kennebec River watershed is the drainage basin of Maine’s Kennebec River, encompassing its tributaries, surrounding lands, and communities that rely on its freshwater ecosystem.
  • C. Androscoggin River watershed
    The Androscoggin River watershed is the land area in Maine and New Hampshire whose surface water drains into the Androscoggin River, encompassing its tributaries, lakes, and surrounding ecosystems.
  • D. Penobscot River
    The Penobscot River is a major river in Maine that flows through central and eastern parts of the state to Penobscot Bay, historically important for transportation, logging, and fisheries.
  • E. Sebasticook River watershed
    The Sebasticook River watershed is a drainage basin in central Maine that collects water from numerous lakes, rivers, and streams before ultimately feeding into the Kennebec River system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69bd4462ed04819084fcb01eb9d2fa74 elicitation completed
NER batch_69bd7a1c2184819083f4b1d8830bebae ner completed
NED1 batch_69bee09d84f08190b8270394fc35e195 ned_source_triple completed
Created at: March 20, 2026, 1:46 p.m.